Table 3:

SF – 36 score divided into domains in study population

Variables (mean ± SD)	Cases (n=88)	Controls (n=250)	Test value	Significance of null hypothesis
Physical functioning	54.3 ± 33.4	65.2 ± 27.4	Z = −1.726	P=0.084
Role limitations due to physical health	42.6 ± 43.5	50.8 ± 43.3	Z = −0.369	P=0.712
Role limitations due to emotional problems	50.8 ± 45.2	58.2 ± 43.8	Z = −0.314	P=0.754
Energy/fatigue	48.7 ± 22.6	57.5 ± 17.9	Z = −2.272	P=0.023
Emotional well-being	63.9 ± 19.1	65.5 ± 16.9	Z = −0.536	P=0.592
Social functioning	62.2 ± 23.9	67.1 ± 22.4	Z = −1.234	P=0.217
Pain	58.4 ± 21.3	65.9 ± 23.6	Z = −1.990	P=0.047
General health	46.5 ± 22.1	53.5 ± 18.6	Z = −1.929	P=0.054

Results are presented as mean plus standard deviation. Statistical significance was confirmed by Mann-Whitney with the statistical threshold 0.05.